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| author | Rob Pike <r@golang.org> | 2008-07-08 17:26:10 -0700 |
|---|---|---|
| committer | Rob Pike <r@golang.org> | 2008-07-08 17:26:10 -0700 |
| commit | 41b9617be46ba0faab73a368fdc8939a615f7214 (patch) | |
| tree | 4d53e7f7d9c474e4796c90ea6685ccdf4e8ee6ff /src/runtime/runtime.c | |
| parent | 4528854308cfe80fb840aa7a210495e31b16b000 (diff) | |
| download | go-41b9617be46ba0faab73a368fdc8939a615f7214.tar.xz | |
fix ldexp, frexp, and make math package compile and test correctly
SVN=126423
Diffstat (limited to 'src/runtime/runtime.c')
| -rw-r--r-- | src/runtime/runtime.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/runtime/runtime.c b/src/runtime/runtime.c index 9d79fa5312..ea6925d100 100644 --- a/src/runtime/runtime.c +++ b/src/runtime/runtime.c @@ -402,15 +402,15 @@ modf(float64 d, float64 *ip) * Keep the top 11+e bits; clear the rest. */ if(e <= 64-11) - x &= ~((uint64)1 << (64-11-e))-1; + x &= ~(((uint64)1 << (64LL-11LL-e))-1); dd = *(float64*)&x; *ip = dd; return d - dd; } -// func frexp(float64) (int32, float64); // break fp into exp,fract +// func frexp(float64) (float64, int32); // break fp into exp,fract void -sys·frexp(float64 din, int32 iou, float64 dou) +sys·frexp(float64 din, float64 dou, int32 iou) { dou = frexp(din, &iou); FLUSH(&dou); @@ -426,10 +426,10 @@ sys·ldexp(float64 din, int32 ein, float64 dou) //func modf(float64) (float64, float64); // break fp into double+double float64 -sys·modf(float64 din, float64 dou1, float64 dou2) +sys·modf(float64 din, float64 integer, float64 fraction) { - dou1 = modf(din, &dou2); - FLUSH(&dou2); + fraction = modf(din, &integer); + FLUSH(&fraction); } //func isinf(float64, int32 sign) bool; // test for infinity |